>Why is it so hard to add a removeable back cover to have swappable battery? This is one of the delights of the Moto z series phones because they have magnetic

>Why is it so hard to add a removeable back cover to have swappable battery? This is one of the delights of the Moto z series phones because they have magnetic batteries that can be swapped on and off with your bare hands without even having to open up a battery cover or power off the phone.